Andrea I. O'Brien
About Andrea I. O'Brien
Andrea I. O'Brien is a lawyer based in Vienna, VA and has been recognized in The Best Lawyers in America® since 2013. Andrea I. O'Brien is recognized in the following practice area:
-
Vienna, Virginia
- Employee Benefits (ERISA) Law
Current Firm: IslerDare PC
Education: Georgetown University, JD, graduated 1985 and University of Notre Dame, BA, graduated 1982
Location: Vienna, VA
Nearby Lawyers
Sean M. Howley is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Litigation - Construction. Sean M., who practices law in McLean, Virginia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sean M. is held by other top lawyers in the same geographic and legal practice area.
Aen Walker Webster dedicates her practice to estate planning and administration. She counsels clients on estate planning matters including charitable planning and business succession planning and advises fiduciaries on the administration of estates and trusts. Aen works frequently with individuals and families to maintain family assets and family harmony across generations. Aen draws on a multi-disciplinary background and her years of counseling clients to identify and bring solutions for com...
Alexis Gilman provides strategic antitrust counsel to companies navigating mergers, acquisitions, investigations and litigations by the FTC, DOJ, and state attorneys general. As a former head of an FTC division that investigates and litigates transactions, Alexis anticipates antitrust enforcement risks and equips clients with the foresight and strategy needed to navigate complex merger reviews, represents clients as parties or third parties in litigation, and counsel them on antitrust complia...
Paul Devinsky advises clients on patent, trademark and trademark litigation and counseling, as well as copyright counseling. He is also active in intellectual property (IP) licensing, transactions and due diligence, as well as post-issuance US Patent and Trademark Office (USPTO) proceedings such as reissues and inter partes review, covered business method patent review and post grant review, and appellate (Federal Circuit) advocacy. Read full biography: https://www.mwe.com/people/devinsky-paul/
Ellen Canan Grady is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Ellen Canan, who practices law in Tysons, Virginia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ellen Canan is held by other top lawyers in the same geographic and legal practice area.
Douglas J. Sanderson is a top attorney recognized by Best Lawyers in the practice area(s) of Collaborative Law: Family Law, Family Law and Real Estate Law. Douglas J., who practices law in Fairfax, Virginia, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Douglas J. is held by other top lawyers in the same geographic and legal practice area.
Edward W. Cameron is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Construction. Edward W., who practices law in Fairfax, Virginia, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Edward W. is held by other top lawyers in the same geographic and legal practice area.
Christopher C. Muha is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Christopher C., who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christopher C. is held by other top lawyers in the same geographic and legal practice area.
Garen Dodge, a principal in the Washington, D.C. region office, has spent his career working side by side with clients looking to tackle the thorniest of labor and employment issues with creative solutions. He has successfully defended employers, including Fortune 500 companies in a broad range of industries, including restaurants and retail, in matters involving privacy, discrimination, background checks, harassment, wage and hour, and occupational safety and health. His Washington, D.C. exp...
Patrick J. Howley is a shareholder in the Firm’s Trusts & Estates Department. His practice focuses on estate planning for individuals and families, as well as representation of fiduciaries in the administration of estates and trusts. Mr. Howley counsels clients on the use of Wills, Revocable Trusts, Financial Powers of Attorney, Health Care Powers of Attorney and Living Wills to accomplish their estate planning objectives. He also advises on the use of advanced techniques designed t...
Explore and Learn
2026 Best Lawyers Awards: Recognizing Legal Talent Across the United States
by Jamilla Tabbara
The 2026 editions highlight the top 5% of U.S. attorneys, showcase emerging practice areas and reveal trends shaping the nation’s legal profession.
Gun Rights for Convicted Felons? The DOJ Says It's Time.
by Bryan Driscoll
It's more than an administrative reopening of a long-dormant issue; it's a test of how the law reconciles the right to bear arms with protecting the public.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
How to Choose a Good Lawyer: Tips, Traits and Questions to Ask
by Laurie Villanueva
A Practical Guide for Your First-Time Hiring a Lawyer
Reddit’s Lawsuit Could Change How Much AI Knows About You
by Justin Smulison
Big AI is battling for its future—your data’s at stake.
Unenforceable HOA Rules: What Homeowners Can Do About Illegal HOA Actions
by Bryan Driscoll
Not every HOA rule is legal. Learn how to recognize and fight unenforceable HOA rules that overstep the law.
Holiday Pay Explained: Federal Rules and Employer Policies
by Bryan Driscoll
Understand how paid holidays work, when employers must follow their policies and when legal guidance may be necessary.